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Programmable Attenuator: DTA-14G40G-32-CD-2

February 10, 2014
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DTA-14G40G-32-CD-2PMI Model No. DTA-14G40G-32-CD-2 is a 10 Bit programmable attenuator with step resolution as low as 0.04 dB which provides over 32 dB of attenuation over the frequency range of 14.0 to 40.0 GHz.  This model is offered in a slim line housing measuring 2.0" x 1.8" x 0.5" with 2.92 mm female connectors and operates on a single +15 VDC supply with only 40 mA of current consumption typically.

Specifications:

Frequency Range

14.0 to 40.0GHz

Mean Attenuation Range

32dB min

Insertion Loss

9.0dB typ

LSB

0.04dB

VSWR

2.0:1 typ
*Optimize Goal 15dB(14.0 to 14.5GHz & 27.0 to 31.0GHZ)

Attenuation Flatness

±1.5dB Typ

Measured ±0.74dB @ 10dB Attenuation

Measured ±1.18dB @ 20dB Attenuation

Measured ±1.61dB @ 30dB Attenuation

Attenuation Accuracy

±2.0dB Typ.

Measured ±0.26dB @ 0   to 10dB Attenuation

Measured ±0.08dB @ 10 to 20dB Attenuation

Measured ±0.10dB @ 20 to 30dB Attenuation

Power Handling Capability

+24dBm CW Max.

Input 1dB Compression:

+10dBm Typ.

Switching Speed

 

               On Time

1.0 uSEC MAX. – Measured 120ns

               Off Time

0.5 uSEC MAX – Measured 266ns

Power Supply

15V @ 100mA max – Measured 41mA

Connectors

(2)2.92mm(F) & 15 Pin Micro-D-Female
Shipped with mating Micro-D Male

Logic Input

Logic "0" (Bit Off): -0.3 to +0.8V
Logic "1" (Bit On): +2.0 to +5.0V

Size

2.0 x 1.8 x 0.5

Environmental Ratings:

Temperature:

 -40ºC to +85 ºC Operating

 -65 ºC to +125 ºC Non-Operating

 Humidity:

 MIL-STD-202F, Method 103B Cond. B

 Shock:

 MIL-STD-202F, Method 213B Cond. B

 Vibration:

 MIL-STD-202F, Method 204D Cond. B

 Altitude:

 MIL-STD-202F, Method 105C Cond. B

 Temperature Cycle:

 MIL-STD-202F, Method 107D Cond. A

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